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Finding the Fourth Proportional to 3,677.94, 5,519.07 and 2,636.82

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Solution

The fourth proportional to 3,677.94, 5,519.07 and 2,636.82 is: 3,956.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.94 : 5,519.07 = 2,636.82 : x
  2. Step 2: Convert to fraction form
    3,677.94/5,519.07 = 2,636.82/x
  3. Step 3: Cross multiply
    3,677.94x = 5,519.07 × 2,636.82
  4. Step 4: Simplify right side
    3,677.94x = 14,552,794.16
  5. Step 5: Solve for x
    x = 14,552,794.16/3,677.94
  6. Step 6: Final answer
    x = 3,956.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.